脊椎動物門 jǐ zhuī dòng wù mén

DEFINITIONS

  1. Vertebrata, the phylum of vertebrates

CHARACTERS

脊 jǐ spine, backbone; ridge
椎 zhuī hammer, mallet; vertebra
動 dòng move, happen; movement, action
物 wù thing, substance, creature
門 mén gate, door, entrance, opening